10 lg. hard-boiled eggs
1 med. Bermuda or Spanish onion, chopped (2/3 c.)
1 1/2 tbsp. dill leaves, chopped fine
1 tbsp. chopped chervil
1 1/2 tbsp. chopped Italian (flat leaved) parsley
1 tsp. chopped lovage or 1 tsp. celery salt
3/4 tbsp. dry mustard
Salt and freshly ground pepper to taste
1/3 to 1/2 c. mayonnaise (preferably Hellmann's)